Jawabanmu

2014-03-11T16:43:37+07:00
Jawaban paling cerdas!
2014-03-11T17:28:09+07:00
77°f=5/9 ×77-32=5/9×45=25° 77°f=4/9×77-32=4/9×45=20°r 77°f=(5/9×(77-32))+273=5/9×45+273=25+237=242
1 5 1